import os
import pandas as pd

os.mkdir(os.path.join(".", "data"))
data_file = os.path.join(".", "data", "house_tiny.csv")

with open(data_file, "w") as f:
    f.write("NumRooms,Alley,Price\n")
    f.write("NA,Pave,127500\n")
    f.write("2,NA,106000\n")
    f.write("4,NA,178100\n")
    f.write("NA,NA,140000\n")

data = pd.read_csv(data_file)
print(data)
